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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 935 · 40 questions
TalentJR

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

NameDateTime takenScore ___ / 40
  1. 1.True or false: “link text “click here”” helps everyone use the page. (a) True (b) False
  2. 2.♿ What does good colour contrast mean? (a) no colours at all (b) only red text (c) many bright colours (d) text stands out clearly
  3. 3.Which colour pair is easy to read? (a) blue on purple (b) dark grey on white (c) yellow on white (d) red on green
  4. 4.♿ Does this help everyone, or make the page harder to use: label every form box? (a) helps everyone (b) makes it harder
  5. 5.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  6. 6.Which colour pair is hard to read? (a) black on white (b) yellow on black (c) white on dark blue (d) light grey on white
  7. 7.♿ Which link text is clearest? (a) here (b) Read the fruit facts (c) click here (d) link
  8. 8.Which colour pair is easy to read? (a) blue on purple (b) pink on red (c) black on white (d) light grey on white
  9. 9.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h4> (b) <h3> (c) <h2> (d) <h5>
  10. 10.♿ Who uses a screen reader? (a) only robots (b) people who are blind (c) only coders (d) only teachers
  11. 11.Which colour pair is hard to read? (a) black on white (b) blue on purple (c) dark grey on white (d) white on dark blue
  12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h2>
    (a) Yes (b) No
  13. 13.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) helps everyone (b) makes it harder
  14. 14.Which colour pair is easy to read? (a) light grey on white (b) white on dark blue (c) red on green (d) yellow on white
  15. 15.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
  16. 16.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  17. 17.Which colour pair is hard to read? (a) dark grey on white (b) yellow on black (c) white on black (d) pink on red
  18. 18.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
  19. 19.♿ A part of the page is under a <h4> heading. Which tag should its sub-heading use? (a) <h2> (b) <h4> (c) <h1> (d) <h5>
  20. 20.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h4> → <h4>
    (a) Yes (b) No
  21. 21.🌗 Is light grey on white easy or hard to read? (a) easy to read (b) hard to read
  22. 22.True or false: “tiny grey text” helps everyone use the page. (a) True (b) False
  23. 23.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read
  24. 24.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h5> (b) <h4> (c) <h2> (d) <h6>
  25. 25.Which colour pair is easy to read? (a) pink on red (b) white on black (c) yellow on white (d) blue on purple
  26. 26.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  27. 27.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  28. 28.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h3> (b) <h1> (c) <h4> (d) <h2>
  29. 29.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) helps everyone (b) makes it harder
  30. 30.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) makes it harder (b) helps everyone
  31. 31.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  32. 32.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  33. 33.True or false: “use headings in order” helps everyone use the page. (a) False (b) True
  34. 34.♿ Does this help everyone, or make the page harder to use: link text “click here”? (a) makes it harder (b) helps everyone
  35. 35.True or false: “use big enough text” helps everyone use the page. (a) True (b) False
  36. 36.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  37. 37.Which colour pair is easy to read? (a) blue on purple (b) red on green (c) yellow on white (d) yellow on black
  38. 38.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h6> (c) <h5> (d) <h1>
  39. 39.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  40. 40.♿ Is this heading order correct (no level skipped)?
    <h1> → <h3> → <h4> → <h3>
    (a) Yes (b) No

Answer key

  1. False
  2. text stands out clearly
  3. dark grey on white
  4. helps everyone
  5. makes it harder
  6. light grey on white
  7. Read the fruit facts
  8. black on white
  9. <h3>
  10. people who are blind
  11. blue on purple
  12. Yes
  13. helps everyone
  14. white on dark blue
  15. True
  16. helps everyone
  17. pink on red
  18. False
  19. <h5>
  20. No
  21. hard to read
  22. False
  23. hard to read
  24. <h6>
  25. white on black
  26. makes it harder
  27. easy to read
  28. <h2>
  29. makes it harder
  30. helps everyone
  31. False
  32. False
  33. True
  34. makes it harder
  35. True
  36. easy to read
  37. yellow on black
  38. <h3>
  39. False
  40. No

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